Results 81 to 90 of about 21,873 (288)

Efficient Polarization‐Entangled Photon‐Pair Generation by a Fiber‐In‐Line van der Waals Material

open access: yesAdvanced Science, EarlyView.
Telecom‐wavelength polarization‐entangled photon pairs are generated in a van der Waals‐material‐integrated all‐fiber device via spontaneous parametric down‐conversion. The demonstrated fiberized quantum light source bridges emerging 2D nonlinear materials and practical quantum photonic systems, opening new opportunities for scalable fiber‐based ...
Jungseok Choi   +11 more
wiley   +1 more source

Comparison of Atom Interferometers and Light Interferometers as Space-Based Gravitational Wave Detectors [PDF]

open access: yes, 2012
We consider a class of proposed gravitational wave detectors based on multiple atomic interferometers separated by large baselines and referenced by common laser systems.
Baker, John G.
core  

Lithium Niobate Electro‐Optic Photonic Processor for Variational Quantum Eigensolver

open access: yesAdvanced Science, EarlyView.
An integrated lithium‐niobate‐on‐insulator ququart processor implements an electro‐optically controlled photonic variational quantum eigensolver using single photons encoded in four path modes. Bell‐basis‐emulating ququart projective measurements reduce measurement settings while achieving chemical‐accuracy‐level molecular‐energy estimation.
Jinil Lee   +11 more
wiley   +1 more source

Long-period fiber-grating-based interferometers

open access: yes, 2009
Publisher Copyright: © 2009 by Nova Science Publishers, Inc. All rights reserved.A review of long-period fiber-grating (LPFG) -based interferometers is presented.
Matias, Ignacio R.   +2 more
core  

Optimal design for universal multiport interferometers [PDF]

open access: yes, 2016
Universal multiport interferometers, which can be programmed to implement any linear transformation between multiple channels, are emerging as a powerful tool for both classical and quantum photonics.
Clements, William R   +9 more
core   +1 more source

Gravitational interaction of ultralight dark matter with interferometers

open access: yes, 2023
Ultralight dark matter exhibits an order-one density fluctuation over the spatial scale ofits wavelength. These fluctuations gravitationally interact with gravitational waveinterferometers, leading to distinctive signals in detectors.
Kim, Hyungjin
core   +1 more source

Physics‐Aware Machine‐Learning‐Driven Inverse Design of Broadband Ultra‐Open Acoustic Metamaterials

open access: yesAdvanced Science, EarlyView.
A physics‐aware machine‐learning framework enables inverse design of ultra‐open acoustic silencers by decoupling spectral and radial design spaces. The approach rapidly identifies broadband, compact, and highly ventilated architectures, while revealing hidden linear design rules that link geometry, impedance matching, and acoustic performance.
Zhiwei Yang   +5 more
wiley   +1 more source

Mid-infrared photonics devices in SOI

open access: yes
In this paper we present silicon photonics devices designed for the 3-4µm wavelength region including waveguides, MMIs, ring resonators and Mach-Zehnder interferometers. The devices are based on silicon on insulator (SOI) platform. We show that 400-500nm
Reed, G.T.   +11 more
core   +1 more source

High‐Pressure Modulation of Breathing Kagome Lattice: Cascade of Lifshitz Transitions and Evolution of the Electronic Structure

open access: yesAdvanced Science, EarlyView.
External pressure directly tunes the breathing distortion of the kagome lattice in Fe3Sn2, suppressing it near 15 GPa and reversing it at higher pressures. This structural modulation drives a cascade of Lifshitz transitions, reconstructs the Fermi surface, strengthens electronic correlations and carrier localization, and modifies ultrafast electron ...
Marcos Vinicius Gonçalves‐Faria   +14 more
wiley   +1 more source

Prospects for Precise Measurements with Echo Atom Interferometry

open access: yesAtoms, 2016
Echo atom interferometers have emerged as interesting alternatives to Raman interferometers for the realization of precise measurements of the gravitational acceleration g and the determination of the atomic fine structure through measurements of the ...
Brynle Barrett   +5 more
doaj   +1 more source

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